Map from 1761 intended to illustrate fur trading between Michigan settlements and Canada, showing the eastern section of the Upper Peninsula, including the Straits of Mackinac, St. Marys River and portions of Ontario.

Letter from Ambrose Abbott to Alvin Hank dated February 12, 1863. In this letter, he discusses his views on the war and the Copperhead Movement, and the status of his son, Gardner Hank, serving on the front.

Transcript of letter from Edson Conrad to his sister, Mary Conrad, dated January 12, 1863. In this letter, he discusses Fredericksburg, relations with the Confederate Army, morale, supplies, food, and finances.